Frazer-Nash Consultancy
Software and Digital Architecture
ExperiencedSoftwareDeveloper
Neural analysis suggests this role is
optimal for Mid+ candidates.
“Experienced Software Developer at Frazer-Nash Consultancy. Skills: Java, C++, Software development, Object-oriented design, Software architecture, Testing, Debugging, Client interaction. Design, develop, and maintain high‑quality software components using Java and C++. Implement and extend code that interacts with a flexible integration framework for solver coupling and data exchange”
What You'll Achieve.
Build robust, scalable software that supports advanced research and operational decision‑making; Improve code quality across the team; Solve real-world, high-consequence challenges
Industry & Context.
Solving complex problems; Solid analytical and problem‑solving skills
Travel to our client site in Basingstoke up to 5 days per week, Significant on‑site working with a client in the Basingstoke area, Sole UK nationality, due to the nature of the work, Required to undergo pre-employment screening, Must be able to satisfy clearance criteria for UK National Security Vetting
What They're Looking For.
Must Have
Professional experience developing software in Java and C++, Practical experience applying object‑oriented design principles and modular software architectures, Familiarity with collaborative development practices, including Git and CI/CD pipelines, Experience working across the full software development lifecycle, including design, implementation, testing, and maintenance, Knowledge of software testing techniques and a commitment to writing reliable, maintainable code, Solid analytical and problem‑solving skills, with the ability to work effectively both independently and as part of a multidisciplinary team, The confidence and communication skills to work directly with clients and technical stakeholders, Sole UK nationality
Nice to Have
Experience writing unit tests using JUnit and Google Test Frameworks, Solid understanding of numerical methods and scientific computing principles, Background in physics, applied mathematics, or engineering, Experience in development with Fortran 90, Experience in SQL database development, Experience using the Java Spring framework, Experience working in the defence sector
What You'll Do.
and maintain high‑quality software components using Java and C++
Implement and extend code that interacts with a flexible integration framework for solver coupling and data exchange
Participate regularly in code reviews
and performance profiling
Support and mentor junior developers
Take on increasing responsibility for guiding technical direction and contributing to the planning
delivery and management of project work
Help develop client relationships and contribute to development of new business
How You'll Work.
Team & Collaboration
Part of a multidisciplinary team; Collaborate closely with clients, scientists, and engineers; Work effectively as part of a multidisciplinary team; Work directly with clients and technical stakeholders
Communication Scope
Communication skills to work directly with clients and technical stakeholders
Process & Methodology
Planning, delivery and management of project work
Full Job Description
**Title:** Experienced Software Developer **Salary range** : £45,000 to £65,000 per annum (depending on capability and experience) **Location** : Leatherhead **Working Pattern:** We operate a flexible hybrid working pattern at Frazer-Nash, with time split between the office, client sites and working from home. This role will require travel to our client site in Basingstoke up to 5 days per week. **Closing date: 12th June 2026** We encourage early applications, as vacancies may close once we receive sufficient applications. **INTEREST** Are you a software developer who enjoys solving complex problems and wants to grow into a technical leadership role? This position sits within Frazer‑Nash Consultancy’s Software and Digital Architecture capability, where software underpins our ability to deliver high‑impact solutions to critical national challenges. You will be part of a multidisciplinary team working at the intersection of software engineering, numerical modelling, and domain science. Our teams collaborate closely with clients, scientists, and engineers to build robust, scalable software that supports advanced research and operational decision‑making. In the near to medium term, this role involves significant on‑site working with a client in the Basingstoke area, giving you direct exposure to real‑world problems and stakeholders. This is an excellent opportunity for someone who wants to deepen their technical knowledge while developing the skills needed to mentor others, influence technical direction, and lead work packages or projects. **DESIRE** **DUTIES AND RESPONSIBILITIES** You will be expected to: * Design, develop, and maintain high‑quality software components using Java and C++, with a focus on robustness, performance, and maintainability. * Implement and extend code that interacts with a flexible integration framework for solver coupling and data exchange. * Work closely with clients, domain scientists, and computational engineers—often on‑site—to understand
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